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Math

Published on Nov 22, 2015

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1.

RATIOS AND PROPORTIONS

By Sarah Charles and Brooke Der
Photo by Patrick Hoesly
2.

WHAT IS A RATIO?

  • the indicated quotient of two mathematical expressions
  • Example:
  • Common usage: A good salesman is one in 1000 people.
  • Mathematical: The ratio of good salesmen is measured at 1:1000
  • Analogy: In terms of talent, Ray Charles is an oversize elephant compared to fleas.
Photo by Jason A. Samfield
3.

WHAT IS A PROPORTION?

  • harmonious relation of parts to each other or to the whole
  • 60/300=.20
Photo by Jason A. Samfield

Brooke Der